"James Wilkinson" wrote
>
>> Of course. The owner voluntarily took that MOT. If he hadn't, he could
>> have legally driven until the old one expired. Nothing has changed on the >> car.
>
> Using a motor vehicle in an unroadworthy condition is an offence. I suspect
> the courts would not look favourably upon someone who did that knowingly
> after an MoT failure.
Simply show the invoice for the part you've ordered, or ask the garage to. Not that I've ever been to court, but police have always acted with common sense instead of pedantically like everyone in this thread. Maybe pigs are human after all?